InsiderLens

Net insider flow

Discretionary BUY minus SELL in USD over rolling windows. Excludes compensation flow (grants, exercises, vesting, tax withholding).

30 days

+$35.0M

Buys: $35.0M
Sells: —
Tx · Insiders: 6 · 3

90 days

+$35.0M

Buys: $35.0M
Sells: —
Tx · Insiders: 6 · 3

365 days

+$35.0M

Buys: $35.0M
Sells: —
Tx · Insiders: 6 · 3

Insider clusters

Rolling 14-day windows where ≥3 distinct insiders reported a transaction in the same direction. Sells are filtered to ≥5 insiders (stricter threshold — 10b5-1 noise).

21 Apr 2026buy3 insidersmild6 tx · $35.0M

Recent transactions

27 Apr 2026OTHERRA CAPITAL MANAGEMENT, L.P.entityindirect· See footnotes1,407,000—
27 Apr 2026OTHERRA CAPITAL MANAGEMENT, L.P.entityindirect· See footnotes1,407,000—deriv
21 Apr 2026PURCHASEBonita David Pindirect· See footnotes1,689,1894.44 USD
21 Apr 2026PURCHASEBonita David Pindirect· See footnotes1,126,1264.44 USD
21 Apr 2026PURCHASEORBIMED ADVISORS LLCentityindirect· See footnotes1,689,1894.44 USD
21 Apr 2026PURCHASEORBIMED ADVISORS LLCentityindirect· See footnotes1,126,1264.44 USD
21 Apr 2026PURCHASEBAKER BROS. ADVISORS LPentityindirect· See Footnotes114,6014.44 USDderiv
21 Apr 2026PURCHASEBAKER BROS. ADVISORS LPentityindirect· See Footnotes2,137,6514.44 USDderiv
04 Feb 2026GRANT_AWARDLim Bryant David275,0000.00 USDderiv
04 Feb 2026GRANT_AWARDVaddi Krishna837,0000.00 USDderiv
04 Feb 2026GRANT_AWARDScherle Peggy230,0000.00 USDderiv
04 Feb 2026GRANT_AWARDCombs Andrew230,0000.00 USDderiv
05 Nov 2025GRANT_AWARDSandor Victor121,2850.00 USDderiv
17 Oct 2025GRANT_AWARDDorton Katina76,0000.00 USDderiv
04 Oct 2025EXERCISEHuang Jane9,375—
04 Oct 2025TAX_WITHHOLDINGHuang Jane3,3551.47 USD
04 Oct 2025EXERCISEHuang Jane9,3750.00 USDderiv
04 Jul 2025EXERCISEHuang Jane9,375—
04 Jul 2025TAX_WITHHOLDINGHuang Jane3,3550.79 USD
04 Jul 2025EXERCISEHuang Jane9,3750.00 USDderiv
12 Jun 2025GRANT_AWARDFRIEDMAN PAUL A38,0000.00 USDderiv
12 Jun 2025GRANT_AWARDBaker Brothers Life Sciences LPentityindirect· See Footnotes76,0000.00 USDderiv
12 Jun 2025GRANT_AWARDBaker Brothers Life Sciences LPentityindirect· See Footnotes76,0000.00 USDderiv
12 Jun 2025GRANT_AWARDBabler Martin38,0000.00 USDderiv
12 Jun 2025GRANT_AWARDDier Mardi38,0000.00 USDderiv

Recent filings

sec_edgarinitial_holdings28 Apr 2026sec_edgar:0001231919-26-000420
sec_edgartransaction_report28 Apr 2026sec_edgar:0001231919-26-000422
sec_edgartransaction_report23 Apr 2026sec_edgar:0000947871-26-000462
sec_edgartransaction_report23 Apr 2026sec_edgar:0000947871-26-000461
sec_edgartransaction_report22 Apr 2026sec_edgar:0001193125-26-170468
sec_edgarinitial_holdings19 Mar 2026sec_edgar:0000929638-26-001070
sec_edgartransaction_report

Prelude Therapeutics Inc.

Prelude Therapeutics Inc.