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Pfeiffenberger Brent insider trades
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Pfeiffenberger Brent insider trades

Pfeiffenberger Brent has filed 25 Form 4s with the SEC that we hold, for Century Therapeutics, Inc. (IPSC) (President and CEO, Director), Butterfly Network, Inc. (BFLY) (President and CEO, Director) and Corbus Pharmaceuticals Holdings, Inc. (CRBP) (Director). Across all of them we count 2 purchases worth $47.7K and 6 sales worth $59.9K reported on Form 4. In the last 12 months: 2 purchases ($47.7K) and 1 sale ($14.6K). The largest single trade was a purchase of 52,000 shares of Century Therapeutics, Inc. worth $30.2K, dated 2025-12-12. The first filing on our record is dated 2023-12-06 and the latest 2026-09-15.

Century Therapeutics, Inc. (IPSC)

President and CEO, Director · 23 filings · 8 purchases and sales
Trade dateCodeSharesValue as filedFiled
2025-02-18S, sale reported on Form 434,712$27.1K2025-02-20
2025-03-10S, sale reported on Form 42,235$1.4K2025-03-12
2025-05-16S, sale reported on Form 429,552$16.3K2025-05-20
2025-06-09S, sale reported on Form 4475$2942025-06-11
2025-09-08S, sale reported on Form 4488$2442025-09-10
2025-11-17S, sale reported on Form 432,456$14.6K2025-11-19
2025-11-19P, purchase reported on Form 435,000$17.5K2025-11-20
2025-12-12P, purchase reported on Form 452,000$30.2K2025-12-16

Butterfly Network, Inc. (BFLY)

President and CEO, Director · 1 filing · 0 purchases and sales

No purchase or sale of common stock reported here; these filings cover grants, option exercises or other codes.

Corbus Pharmaceuticals Holdings, Inc. (CRBP)

Director · 1 filing · 0 purchases and sales

No purchase or sale of common stock reported here; these filings cover grants, option exercises or other codes.

Source

Counted from the Form 4 filings this reporting owner (SEC CIK 2001162) 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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