WaveMan · Form 4
Chow Thomas C. insider trades
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Chow Thomas C. insider trades

Chow Thomas C. has filed 18 Form 4s with the SEC that we hold, for PubMatic, Inc. (PUBM) (General Counsel and Secretary) and Strategy Inc (MSTR) (EVP & General Counsel). Across all of them we count 2 purchases worth $10.0K and 22 sales worth $3.7M reported on Form 4. In the last 12 months: 2 purchases ($10.0K) and 1 sale ($14.7K). The largest single trade was a sale of 38,604 shares of PubMatic, Inc. worth $1.4M, dated 2021-11-26. Of 1 sale filed since we began reading the 10b5-1 checkbox, 0 (0%) were marked as made under a 10b5-1 trading plan. The first filing on our record is dated 2021-07-02 and the latest 2026-09-08.

PubMatic, Inc. (PUBM)

General Counsel and Secretary · 14 filings · 21 purchases and sales
Trade dateCodeSharesValue as filedFiled
2021-07-01S, sale reported on Form 43,500$129.1K2021-07-02
2021-07-01S, sale reported on Form 41,000$38.3K2021-07-02
2021-07-01S, sale reported on Form 4500$19.5K2021-07-02
2021-07-02S, sale reported on Form 4978$33.7K2021-07-02
2021-07-02S, sale reported on Form 4630$22.0K2021-07-02
2021-10-01S, sale reported on Form 4295$7.5K2021-10-04
2021-10-04S, sale reported on Form 4509$12.9K2021-10-04
2021-11-10S, sale reported on Form 41,300$50.0K2021-11-12
2021-11-10S, sale reported on Form 48,700$344.4K2021-11-12
2021-11-26S, sale reported on Form 438,604$1.4M2021-11-30
2021-11-26S, sale reported on Form 425,678$982.4K2021-11-30
2021-11-26S, sale reported on Form 42,600$101.6K2021-11-30
2021-12-02S, sale reported on Form 4634$23.8K2021-12-03
2022-03-04S, sale reported on Form 45,000$109.1K2022-03-08
2022-04-04S, sale reported on Form 4560$15.5K2022-04-04
2022-04-04S, sale reported on Form 4306$8.6K2022-04-04
2022-05-17S, sale reported on Form 410,000$217.4K2022-05-19
2022-06-01S, sale reported on Form 45,756$116.7K2022-06-03
2022-06-01S, sale reported on Form 41,250$25.6K2022-06-03
2022-07-01S, sale reported on Form 4294$4.7K2022-07-05
2022-07-05S, sale reported on Form 4461$7.0K2022-07-07

Strategy Inc (MSTR)

EVP & General Counsel · 4 filings · 3 purchases and sales
Trade dateCodeSharesValue as filedFiled
2026-06-16P, purchase reported on Form 4100$9.3K2026-06-17
2026-06-16P, purchase reported on Form 411$7272026-06-17
2026-09-04S, sale reported on Form 4106$14.7K2026-09-08
Source

Counted from the Form 4 filings this reporting owner (SEC CIK 1834012) 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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