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buyWeak

Ruben A Garcia bought $48k of FBLG

General Counsel at FibroBiologics, Inc.. 140,000 shares at an average of $0.34, traded Dec 11, 2025, filed Dec 12, 2025.

Conviction score
30
Value
$48k
140,000 shares
Holdings after
140,000
change unknown
From 52-week low
-
no price yet
From 52-week high
-
no price yet

Score components

  • Role
    Officer
    +15
  • Trade size
    $48k at market
    +7
  • Relative to holdings
    First purchase: no shares before this trade
    +8
  • Price context
    No price history yet
    0
  • Cluster
    No other insider buying within 14 days
    0
  • Repeat buying
    First buy in 90 days
    0
  • Track record
    Too few past buys to judge (0 with prices)
    0

What happened after comparable buys

Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.

This signal so far: 1m -14.0%, 3m -20.6%, 6m -88.2%.

Price around the trade, and since

From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.

FBLGOct 12, 2026 · close 1.00
Since filing Dec 12, 2025: -87.3%SPY +15.3% · excess -102.6%

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™

Rows in this filing

Every transaction in Form 4 0001493152-25-027363, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Dec 11, 2025POpen-market purchase
Common Stock
+140,000$0.34$48k140,000Dec 12, 2025

Related signals

Other insiders at FibroBiologics, Inc. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
48Moderate
FBLGbuy 4
FibroBiologics, Inc.
Hamid Khoja
Chief Scientific Officer
$11k
30,000 shares
+96%
43Moderate
FBLGbuy 4
FibroBiologics, Inc.
Pete O'Heeron
CHIEF EXECUTIVE OFFICER
$20k
51,500 shares
+1%
58Moderate
FBLGbuy 4
FibroBiologics, Inc.
Jason Davis
Chief Financial Officer
$29k
70,000 shares
-
49Moderate
FBLGbuy 4
FibroBiologics, Inc.
Ruben A Garcia
General Counsel
$13k
40,000 shares
+29%
25Weak
FBLGbuy
FibroBiologics, Inc.
Hamid Khoja
Chief Scientific Officer
$17k
20,000 shares
+178%
51Moderate
FBLGbuy 2
FibroBiologics, Inc.
Hamid Khoja
Chief Scientific Officer
$19k
10,000 shares
+800%
41Moderate
FBLGbuy 2
FibroBiologics, Inc.
Pete O'Heeron
Chief Executive Officer
$16k
8,500 shares
+0%

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

Ruben A Garcia bought $48k of FBLG | InsiderTell