InsiderTrades

Mazumdar Claire

SEC CIK 2034671 · EDGAR

Buying vs selling by month open-market trades, last 24 months, BCAX
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
BCAXBicara Therapeutics Inc.CEO, Dir 372.2K — $4.06M 212025-10-132026-08-10

Most active insiders at BCAX, 12 months

#InsiderTitleBoughtSold
1 RA CAPITAL MANAGEMENT, L.P.Dir, 10% $4.80M—
2 Cohlhepp RyanPres, COO, Interim CEO, Dir —$4.60M
3 Mazumdar ClaireCEO, Dir —$4.06M
4 Hyep IvanCFO —$3.24M
5 Raben DavidChief Medical Off —$1.15M
6 Meisner LaraCLO —$498.7K

Transactions 21

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
DT 2026-08-12 16:19 2026-08-10 BCAX Bicara Therapeutics Inc. Mazumdar Claire CEO, Dir M - OptEx $3.79 +10.0K 372.2K +3% +$37.9K
DT 2026-08-12 16:19 2026-08-10 BCAX Bicara Therapeutics Inc. Mazumdar Claire CEO, Dir S - Sale+OE $27.98 -10.0K 362.2K -3% -$279.8K
DT 2026-07-14 16:22 2026-07-10 BCAX Bicara Therapeutics Inc. Mazumdar Claire CEO, Dir M - OptEx $3.79 +10.0K 372.2K +3% +$37.9K
DMT 2026-07-14 16:22 2026-07-10 BCAX Bicara Therapeutics Inc. Mazumdar Claire CEO, Dir S - Sale+OE $28.42 -10.0K 362.2K -3% -$284.2K
DT 2026-05-20 16:07 2026-05-18 BCAX Bicara Therapeutics Inc. Mazumdar Claire CEO, Dir M - OptEx $3.79 +15.0K 377.2K +4% +$56.8K
DMT 2026-05-20 16:07 2026-05-18 BCAX Bicara Therapeutics Inc. Mazumdar Claire CEO, Dir S - Sale+OE $20.04 -15.0K 362.2K -4% -$300.6K
DMT 2026-04-20 19:27 2026-04-16+ BCAX Bicara Therapeutics Inc. Mazumdar Claire CEO, Dir M - OptEx $4.24 +37.8K 377.2K +11% +$160.2K
DT 2026-04-20 19:27 2026-04-20 BCAX Bicara Therapeutics Inc. Mazumdar Claire CEO, Dir S - Sale+OE $23.61 -15.0K 362.2K -4% -$354.1K
DM 2026-03-20 2026-03-18+ BCAX Bicara Therapeutics Inc. Mazumdar Claire CEO, Dir S - Sale+OE $18.82 -15.0K 339.4K -4% -$282.4K
DM 2026-03-20 2026-03-18+ BCAX Bicara Therapeutics Inc. Mazumdar Claire CEO, Dir M - OptEx $3.79 +15.0K 345.9K +5% +$56.9K
D 2026-03-11 2026-03-09 BCAX Bicara Therapeutics Inc. Mazumdar Claire CEO, Dir S - Sale+OE $19.17 -36.8K 339.4K -10% -$704.8K
D 2026-03-11 2026-03-09 BCAX Bicara Therapeutics Inc. Mazumdar Claire CEO, Dir M - OptEx $3.79 +36.8K 376.2K +11% +$139.3K
DM 2026-03-06 2026-03-04+ BCAX Bicara Therapeutics Inc. Mazumdar Claire CEO, Dir M - OptEx $3.79 +8,234 341.2K +2% +$31.2K
DM 2026-03-06 2026-03-04+ BCAX Bicara Therapeutics Inc. Mazumdar Claire CEO, Dir S - Sale+OE $18.74 -8,234 339.4K -2% -$154.3K
D 2025-12-18 2025-12-16 BCAX Bicara Therapeutics Inc. Mazumdar Claire CEO, Dir M - OptEx $5.45 +29.5K 339.4K +10% +$160.8K
D 2025-11-25 2025-11-24 BCAX Bicara Therapeutics Inc. Mazumdar Claire CEO, Dir S - Sale+OE $18.86 -41.2K 309.9K -12% -$776.3K
D 2025-11-25 2025-11-24 BCAX Bicara Therapeutics Inc. Mazumdar Claire CEO, Dir M - OptEx $3.79 +41.2K 351.1K +13% +$156.0K
D 2025-10-20 2025-10-16 BCAX Bicara Therapeutics Inc. Mazumdar Claire CEO, Dir S - Sale+OE $18.83 -24.1K 309.9K -7% -$453.9K
D 2025-10-20 2025-10-16 BCAX Bicara Therapeutics Inc. Mazumdar Claire CEO, Dir M - OptEx $3.79 +24.1K 334.0K +8% +$91.4K
DM 2025-10-15 2025-10-13+ BCAX Bicara Therapeutics Inc. Mazumdar Claire CEO, Dir S - Sale+OE $18.88 -24.7K 309.9K -7% -$466.9K
DM 2025-10-15 2025-10-13+ BCAX Bicara Therapeutics Inc. Mazumdar Claire CEO, Dir M - OptEx $3.79 +24.7K 321.3K +8% +$93.7K

Purchase Sale Sale after option exercise All abbreviations