WaveMan · Form 4
Leonard Braden Michael insider trades
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Leonard Braden Michael insider trades

Leonard Braden Michael has filed 70 Form 4s with the SEC that we hold, for ADVM (10% owner), Enliven Therapeutics, Inc. (IMRA) (10% owner), ASTROTECH Corp (ASTC) (10% owner) and Aclaris Therapeutics, Inc. (ACRS) (10% owner), among 14 companies in all. Across all of them we count 118 purchases worth $29.4M and 23 sales worth $26.4M reported on Form 4. In the last 12 months: 2 purchases ($870.3K) and 5 sales ($6.0M). The largest single trade was a sale of 1,250,000 shares of Enliven Therapeutics, Inc. worth $5.0M, dated 2023-01-04. The first filing on our record is dated 2022-04-13 and the latest 2026-10-05.

ADVM

10% owner · 10 filings · 22 purchases and sales
Trade dateCodeSharesValue as filedFiled
2024-07-17P, purchase reported on Form 4135,546$1.1M2024-07-18
2024-07-18P, purchase reported on Form 480,718$735.3K2024-07-18
2024-07-30P, purchase reported on Form 485,800$613.5K2024-07-31
2025-02-26P, purchase reported on Form 4164,886$661.2K2025-02-28
2025-02-27P, purchase reported on Form 486,802$387.1K2025-02-28
2025-02-28P, purchase reported on Form 485,068$391.3K2025-02-28
2025-03-18P, purchase reported on Form 418,000$82.8K2025-03-20
2025-03-18P, purchase reported on Form 444,341$209.7K2025-03-20
2025-03-19P, purchase reported on Form 425,000$123.5K2025-03-20
2025-03-20P, purchase reported on Form 430,600$171.7K2025-03-20
2025-03-26P, purchase reported on Form 420,407$102.9K2025-04-28
2025-03-26P, purchase reported on Form 420,407$102.9K2025-04-28
2025-03-27P, purchase reported on Form 416,593$86.1K2025-04-28
2025-03-27P, purchase reported on Form 416,593$86.1K2025-04-28
2025-03-31P, purchase reported on Form 419,566$85.7K2025-04-02
2025-04-02P, purchase reported on Form 415,209$61.4K2025-04-02
2025-04-22P, purchase reported on Form 4300,000$900.0K2025-04-24
2025-04-23P, purchase reported on Form 450,000$149.0K2025-04-24
2025-12-01S, sale reported on Form 4300,000$1.3M2025-12-03
2025-12-02S, sale reported on Form 451,961$218.2K2025-12-03
2025-12-03S, sale reported on Form 4222,925$929.6K2025-12-03
2025-12-04S, sale reported on Form 4524,560$2.2M2025-12-05

Enliven Therapeutics, Inc. (IMRA)

10% owner · 9 filings · 14 purchases and sales
Trade dateCodeSharesValue as filedFiled
2022-04-21P, purchase reported on Form 4552,000$772.8K2022-04-25
2022-04-22P, purchase reported on Form 48,000$11.0K2022-04-25
2022-05-16P, purchase reported on Form 415,000$17.6K2022-05-18
2022-05-17P, purchase reported on Form 426,145$32.9K2022-05-18
2022-06-03P, purchase reported on Form 430,800$35.1K2022-06-07
2022-06-06P, purchase reported on Form 42,630$3.1K2022-06-07
2022-06-16P, purchase reported on Form 483,199$92.4K2022-06-21
2022-12-22S, sale reported on Form 41,078$4.4K2022-12-27
2022-12-23S, sale reported on Form 448,922$198.6K2022-12-27
2022-12-28S, sale reported on Form 4157$6342022-12-29
2022-12-29S, sale reported on Form 419,843$80.2K2022-12-29
2022-12-30S, sale reported on Form 420,000$80.8K2022-12-30
2023-01-03S, sale reported on Form 41,250,000$5.0M2023-01-05
2023-01-04S, sale reported on Form 41,250,000$5.0M2023-01-04

ASTROTECH Corp (ASTC)

10% owner · 8 filings · 16 purchases and sales
Trade dateCodeSharesValue as filedFiled
2022-08-23P, purchase reported on Form 4311,733$140.3K2022-08-25
2022-08-24P, purchase reported on Form 4167,589$78.8K2022-08-25
2022-09-01P, purchase reported on Form 4122,070$56.2K2022-09-07
2022-09-02P, purchase reported on Form 4129,990$61.1K2022-09-07
2022-09-23P, purchase reported on Form 4100,000$43.0K2022-09-27
2022-09-26P, purchase reported on Form 4100,000$44.0K2022-09-27
2022-09-27P, purchase reported on Form 4157,929$69.5K2022-09-27
2022-10-14P, purchase reported on Form 4166,434$63.2K2022-10-18
2022-10-18P, purchase reported on Form 450,000$19.5K2022-10-18
2022-11-16P, purchase reported on Form 4162,928$58.7K2022-11-18
2022-11-17P, purchase reported on Form 493,879$33.8K2022-11-18
2022-11-18P, purchase reported on Form 4133,688$52.1K2022-11-18
2022-11-23P, purchase reported on Form 475,000$24.8K2022-11-25
2022-12-02P, purchase reported on Form 4190,971$64.9K2022-12-02
2025-10-03S, sale reported on Form 49,166$53.4K2025-10-07
2025-10-03S, sale reported on Form 4220,410$1.6M2025-10-07

Aclaris Therapeutics, Inc. (ACRS)

10% owner · 8 filings · 22 purchases and sales
Trade dateCodeSharesValue as filedFiled
2024-06-11P, purchase reported on Form 41,000,000$1.1M2024-06-13
2024-06-12P, purchase reported on Form 482,579$94.1K2024-06-13
2024-06-13P, purchase reported on Form 428,621$32.6K2024-06-13
2024-06-13P, purchase reported on Form 4500,000$575.0K2024-06-13
2024-06-14P, purchase reported on Form 4345,000$403.6K2024-06-18
2024-06-17P, purchase reported on Form 4150,000$169.5K2024-06-18
2024-06-18P, purchase reported on Form 450,000$56.5K2024-06-18
2024-06-27P, purchase reported on Form 4235,000$270.2K2024-07-01
2024-06-28P, purchase reported on Form 4400,000$452.0K2024-07-01
2024-06-28P, purchase reported on Form 4801,000$897.1K2024-07-01
2024-07-01P, purchase reported on Form 4107,434$122.5K2024-07-01
2024-07-02P, purchase reported on Form 486,092$98.1K2024-07-05
2024-07-03P, purchase reported on Form 4143,288$166.2K2024-07-05
2024-07-05P, purchase reported on Form 4123,017$141.5K2024-07-05
2024-07-18P, purchase reported on Form 4130,317$169.4K2024-07-22
2024-07-19P, purchase reported on Form 46,689$8.7K2024-07-22
2024-07-22P, purchase reported on Form 417,716$23.6K2024-07-22
2024-07-30P, purchase reported on Form 4173,730$225.8K2024-07-31
2024-07-31P, purchase reported on Form 4100,000$133.0K2024-07-31
2024-08-02P, purchase reported on Form 4167,544$216.1K2024-08-05
2024-08-05P, purchase reported on Form 4206,025$255.5K2024-08-05
2026-04-23S, sale reported on Form 4300,000$1.4M2026-04-27

Retractable Technologies INC (RVP)

10% owner · 7 filings · 17 purchases and sales
Trade dateCodeSharesValue as filedFiled
2022-04-28P, purchase reported on Form 4156,070$558.7K2022-05-02
2022-04-29P, purchase reported on Form 4120,502$455.5K2022-05-02
2022-05-02P, purchase reported on Form 4153,428$589.2K2022-05-02
2022-05-09P, purchase reported on Form 422,663$84.8K2022-05-11
2022-05-10P, purchase reported on Form 420,801$82.2K2022-05-11
2022-05-11P, purchase reported on Form 430,000$114.0K2022-05-11
2022-05-12P, purchase reported on Form 419,931$75.1K2022-05-16
2022-05-13P, purchase reported on Form 422,225$88.7K2022-05-16
2022-05-16P, purchase reported on Form 497,725$389.9K2022-05-16
2022-05-17P, purchase reported on Form 440,984$157.8K2022-05-19
2022-05-18P, purchase reported on Form 474,928$282.5K2022-05-19
2022-05-19P, purchase reported on Form 424,144$94.6K2022-05-19
2022-05-23P, purchase reported on Form 418,597$73.8K2022-05-25
2022-05-25P, purchase reported on Form 444,877$179.1K2022-05-25
2022-11-28S, sale reported on Form 42,400$5.5K2022-11-30
2022-11-29S, sale reported on Form 4250,000$500.0K2022-11-30
2022-12-29S, sale reported on Form 43,000,000$4.8M2022-12-29

OnKure Therapeutics, Inc. (OKUR)

Reporting owner · 6 filings · 11 purchases and sales
Trade dateCodeSharesValue as filedFiled
2024-05-14P, purchase reported on Form 479,281$123.7K2024-05-16
2024-05-14P, purchase reported on Form 4335,000$515.9K2024-05-16
2024-08-13P, purchase reported on Form 4171,339$238.2K2024-08-14
2024-08-14P, purchase reported on Form 4100,487$141.7K2024-08-14
2024-09-12P, purchase reported on Form 436,176$50.6K2024-09-16
2024-09-13P, purchase reported on Form 4150,000$196.5K2024-09-16
2024-09-16P, purchase reported on Form 4172,747$236.7K2024-09-16
2024-09-17P, purchase reported on Form 455,300$75.2K2024-09-19
2024-09-18P, purchase reported on Form 4806$1.1K2024-09-19
2024-09-24P, purchase reported on Form 429,600$41.7K2024-09-26
2024-09-25P, purchase reported on Form 468,746$103.1K2024-09-26

MTCR

10% owner · 4 filings · 11 purchases and sales
Trade dateCodeSharesValue as filedFiled
2022-10-24P, purchase reported on Form 4174,354$59.3K2022-10-26
2022-10-25P, purchase reported on Form 4499,279$174.7K2022-10-26
2022-10-26P, purchase reported on Form 4588,533$206.0K2022-10-26
2022-10-27P, purchase reported on Form 4767,507$299.3K2022-10-31
2022-10-28P, purchase reported on Form 445,022$18.0K2022-10-31
2022-11-07P, purchase reported on Form 4123,954$52.1K2022-11-09
2022-11-08P, purchase reported on Form 4500$2002022-11-09
2022-11-09P, purchase reported on Form 439,816$15.5K2022-11-09
2022-12-19P, purchase reported on Form 4101,384$40.6K2022-12-21
2022-12-20P, purchase reported on Form 450,122$19.0K2022-12-21
2022-12-21P, purchase reported on Form 4120,099$48.0K2022-12-21

TLIS

10% owner · 4 filings · 6 purchases and sales
Trade dateCodeSharesValue as filedFiled
2024-08-26P, purchase reported on Form 413,167$51.4K2024-08-28
2024-08-28P, purchase reported on Form 41,215$4.8K2024-08-28
2024-08-30P, purchase reported on Form 4151$6422024-09-04
2024-09-03P, purchase reported on Form 4500$2.0K2024-09-05
2024-09-05P, purchase reported on Form 45,100$7.1K2024-09-09
2024-09-06P, purchase reported on Form 425,000$37.0K2024-09-09

AN2 Therapeutics, Inc. (ANTX)

10% owner · 3 filings · 6 purchases and sales
Trade dateCodeSharesValue as filedFiled
2024-08-14P, purchase reported on Form 41,500,000$1.6M2024-08-14
2025-05-28S, sale reported on Form 4200,000$218.0K2025-06-16
2025-05-28S, sale reported on Form 4100,000$116.0K2025-05-30
2025-05-28S, sale reported on Form 42,000,000$2.3M2025-05-30
2025-05-30S, sale reported on Form 47,000$7.2K2025-05-30
2025-05-30S, sale reported on Form 4425,000$429.2K2025-05-30

Outset Medical, Inc. (OM)

10% owner · 3 filings · 2 purchases and sales
Trade dateCodeSharesValue as filedFiled
2026-10-01P, purchase reported on Form 4228,334$806.0K2026-10-05
2026-10-02P, purchase reported on Form 416,575$64.2K2026-10-05

CYT

10% owner · 2 filings · 2 purchases and sales
Trade dateCodeSharesValue as filedFiled
2024-03-18P, purchase reported on Form 4113,777$342.5K2024-03-19
2024-03-20P, purchase reported on Form 4170,589$503.2K2024-03-25

Disc Medicine, Inc. (GMTX)

10% owner · 2 filings · 5 purchases and sales
Trade dateCodeSharesValue as filedFiled
2022-04-11P, purchase reported on Form 4504,487$681.1K2022-04-13
2022-04-12P, purchase reported on Form 4203,744$289.3K2022-04-13
2022-04-12P, purchase reported on Form 455,000$75.3K2022-04-13
2022-04-13P, purchase reported on Form 4191,769$291.5K2022-04-13
2022-10-26S, sale reported on Form 422,500$47.0K2022-10-27

STSA

10% owner · 2 filings · 4 purchases and sales
Trade dateCodeSharesValue as filedFiled
2022-11-14P, purchase reported on Form 45,608,306$3.9M2022-11-16
2022-11-15P, purchase reported on Form 4300,694$189.4K2022-11-16
2022-11-15P, purchase reported on Form 4531,000$334.5K2022-11-16
2022-11-21P, purchase reported on Form 4150,000$106.5K2022-11-23

Tectonic Therapeutic, Inc. (TECX)

Reporting owner · 2 filings · 3 purchases and sales
Trade dateCodeSharesValue as filedFiled
2024-05-13P, purchase reported on Form 4253,700$314.6K2024-05-15
2024-05-13P, purchase reported on Form 4216,053$272.2K2024-05-15
2024-05-14P, purchase reported on Form 4296,882$385.9K2024-05-15
Source

Counted from the Form 4 filings this reporting owner (SEC CIK 1373603) filed on EDGAR. Values are the transaction values as filed. See every filing on EDGAR, or browse insider buying and today's insider purchases.

Source: U.S. Securities and Exchange Commission (EDGAR) and other official government data · Updated 2026-10-12 · For informational purposes only, not investment advice.
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