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Five insider buys in the last year — $40.9K in all.
87 filings on record.
SERSerina Therapeutics, Inc.
NYSE American · Healthcare · $35.99M
$2.40
+2.13% · Aug 7
Five insider buys in the last year — $40.9K in all.
Nothing in the last fortnight.
Price · 1Y · daily● 5 buys● 32 sells◆ 9 8-K
▸ hover a marker for the filing · drag to zoom · daily bars sharpen to 30-min on close ranges · 4 moves explained
Reverse-split 1×. When a company does a reverse split, the chart rewrites its old prices to look far bigger than they really were — so the high early prices here aren't what SER ever actually traded at. The drop is real, but those huge old numbers aren't.
AI brief · from the filings on this pagePro
The filings, the score and the setup on this page, read for you in about ten seconds — what the insiders did, and what stands against it.
Market cap
$35.99M
Float
8.4M
56% public
Short % float
Pro
Price / profit
—
not yet profitable
Price / future profit
—
Price / sales
276.9
The buyers
▸ each insider's past open-market buys, measured ~6 months (120 trading days) later, against the S&P over the same spans · split-adjusted · pre-scheduled 10b5-1 plan trades excluded · past outcomes, not predictions
Director
Marshall Richard Peter
Bought $20.1K on May 19 — 12,183 sh @ $1.65, held direct, 100% of their stake.
1 of 1 position beat the S&P
Director
Wilson Karen J
Bought $8.9K on Jun 11 — 5,100 sh @ $1.75, held direct, 100% of their stake.
1 of 1 position beat the S&P
Director
Brannan Stephen K.
Bought $2.0K on Jul 7 — 1,000 sh @ $2.03, held direct, 100% of their stake.
1 of 1 position beat the S&P
The record
newest first
DateTypeInsiderOf stakeShares @ priceValue
82 more transactions on Pro →Context
Wall St
$11.00 avg target
+358.3% vs today · 1 analyst
▸ relayed analyst opinion, which tends to run optimistic — not our forecast or advice
Earnings · EPS vs forecast
2 of 4 quarters beat
Q1 '26−$0.53 act−$0.09
Q4 '25−$0.31 act+$0.19
Q3 '25−$0.51 act+$0.02
Q2 '25−$0.66 act−$0.24
Coverage
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The file stays open
87 filings on record.
The next one will be too.
▸ SEC EDGAR · FINRA · Nasdaq — public sources only · research, not advice