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3 ·Filed Apr 16, 2026

ALMR

Alamar Biosciences, Inc.
NEUTRAL
Impact 2/10
Horizonmonths Processed6mo ago SEC0001823563-26-000011
Form 3 — initial insider ownership statement
Actionable Insight • Neutral

Monitor future Form 4 filings for actual option exercises or share transactions by Rebecca Chambers, which could signal insider sentiment. The Power of Attorney simplifies compliance but does not imply imminent trading activity.

DirectionNeutral
Confidencehigh
Horizonmonths
Final — all horizons settled through T+60d ⚠ clustered
ALMR ▲ +22.95% at T+60d
NEUTRAL call +22.95% · α vs SPY +16.81% · entry $22.00 → $27.05
Entry = T+0 close
Apr 16, 2026
via day close
T+1d
0.00%
call 0.00% · α +0.19%
$22.00
settled 6mo ago
T+5d
+12.91%
call +12.91% · α +12.35%
$24.84
settled 6mo ago
T+20d
+2.32%
call +2.32% · α -3.05%
$22.51
settled 6mo ago
T+60d
+22.95%
call +22.95% · α +16.81%
$27.05
settled 4mo ago

Price Chart

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Executive Summary

Rebecca Chambers, a director or officer of Alamar Biosciences, filed a Form 3 to report initial beneficial ownership of securities, including a stock option to purchase 140,612 shares of Class B common stock at $7.60 per share, vesting over four years. The filing also includes a Power of Attorney authorizing company executives to file Section 16 reports on her behalf. This is a routine initial ownership disclosure with no immediate financial impact.

Key Facts

  • Rebecca Chambers filed Form 3 as a director or officer of Alamar Biosciences (ALMR).
  • She holds a stock option to purchase 140,612 shares of Class B common stock at $7.60 per share, exercisable until 2036.
  • The option vests 25% on January 15, 2027, and 1/48th monthly thereafter, subject to continuous service.
  • A Power of Attorney was granted to four company executives (Timothy White, Justin J. McAnear, Mike Seater, Jessie Wang) to file Forms 3, 4, and 5 on her behalf.
  • No actual shares are currently owned; only a derivative security (stock option) is reported.

Financial Impact

No immediate financial impact. Potential future dilution of approximately 140,612 shares if option is exercised.

dilutionshare count

Risk Factors

  • Potential share dilution if the option is exercised.
  • No risk of immediate insider selling, as no shares are currently held.

Investment Themes

Documents Analyzed

This report is based on 4 SEC documents filed with EDGAR.

DocumentAccession Number
3 Filing (Primary)0001823563-26-000011
Document: 0001823563-26-000011-index-headers.html0001823563-26-000011
Document: 0001823563-26-000011-index.html0001823563-26-000011
Document: 0001823563-26-000011.txt0001823563-26-000011
24 reports for ALMR
Performance horizon
100% Hit rate @ T+60 9 of 9 directional calls Went positive at some point 12 of 13 best @ T+60▲ +34.17%Jul 10, 2026
Filters
Rows
Reports for ALMR — sortable, filterable
TypeNow
Oct 14, 2026
12d ago
144
BEARISH ★ 5/10
$27.42awaiting T+60—$31.93 (−16.45%)
Oct 14, 2026
12d ago
144
BEARISH ★ 6/10
$27.42awaiting T+60—$31.93 (−16.45%)
Oct 14, 2026
12d ago
144
NEUTRAL ★ 2/10
$27.42awaiting T+60—$31.93 (+16.45%)
Oct 5, 2026
22d ago
Press Release
NEUTRAL ★ 2/10
$32.26awaiting T+60—$31.93 (−1.02%)
Sep 24, 2026
4w ago
Press Release
BULLISH ★ 5/10
$32.80awaiting T+60—$31.93 (−2.65%)
Sep 1, 2026
8w ago
8-K
NEUTRAL ★ 2/10
$30.49awaiting T+60—$31.93 (+4.72%)
Aug 10, 2026
11w ago
8-K
BULLISH ★ 7/10
$36.57awaiting T+60—$31.93 (−12.69%)
Jul 13, 2026
15w ago
Press Release
NEUTRAL ★ 4/10
$27.40 $32.26▲ +17.74%▲ +13.74%$31.93 (+16.53%)
Jul 10, 2026
15w ago
Press Release
BULLISH ★ 5/10
$28.42 $38.13▲ +34.17%▲ +31.53%$31.93 (+12.35%)
May 8, 2026
24w ago
8-K
BULLISH ★ 8/10
$23.96 $27.11▲ +13.15%▲ +8.31%$31.93 (+33.26%)
Showing 10 of 24

US Market Status

Market Closed — Opens Wed (15h 36m)

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Report published Apr 16, 2026