13D·WATCH Activist + Insider Intelligence Live feed Blog About Pricing
ISSUER PROFILE · CIK 0001534969 · CUSIP 81749D107

SERA PROGNOSTICS, INC.SERA

1 13D/G filings 1 distinct filers 0 insider transactions (365d)

Post-Filing Returns · across 1 activist filings on this issuer

Median 30d
0.0%
avg 0.0%
Median 60d
0.0%
avg 0.0%
Median 90d
0.0%
avg 0.0%
Median 180d
0.0%
avg 0.0%

Returns measured from each activist filing's date_of_event, split + dividend adjusted via Yahoo Finance.

Cross-Reference Snapshot

Activist filings
1
1 SCHEDULE
Distinct filers
1
single filer
Insiders (365d)
0
0 buys · 0 sales
Latest short DTC
10.45
as of 2026-08-31

Institutional Consensus · 2025-12-31

Held by elite portfolio managers
1 holder · $34K
Point72 Asset Mgmt

13D/G Filings Timeline · 1 total

FiledFormFilerStakeSharesIntent
2025-02-14 SCHEDULE Chione Ltd 7.60% 2,605,351 view →

FINRA Short Interest History

SettlementShort InterestDays to Cover% Δ vs prior
2026-08-31 221,791 10.45 -1.5%
2026-08-14 225,264 6.00 -2.4%
2026-07-31 230,875 6.43 -4.1%
2026-07-15 240,837 6.83 -8.3%
2026-06-30 262,549 6.45 -1.0%
2026-06-15 265,259 5.24 -10.8%
2026-05-29 297,212 3.14 +5.8%
2026-05-15 280,984 4.18 -5.8%
2026-04-30 298,294 19.72 -14.2%
2026-04-15 347,818 10.66 -8.8%
2026-03-31 381,493 4.61 +54.2%
2026-03-13 247,469 2.16 -12.8%

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