GUTS FRACTYL HEALTH, INC.
Executive Summary
Three mega-passive institutional investors (Vanguard, Morgan Stanley, UBS) significantly increased their GUTS positions in Q3 2025, adding a combined $2.8M in new holdings. While the buying is unanimous, it is entirely from passive/index funds likely reflecting index rebalancing or market-cap weighting adjustments rather than an active investment thesis. The cluster provides a modest positive signal but lacks conviction from active managers.
Key Financial Metrics
Institutional Positions
Net institutional flow: $2.8M
▲ Buyers (3)
| Institution | Action | Change | Position Value | Value Δ |
|---|---|---|---|---|
| Vanguard | ADD | +73.3% | $3.1M | $1.3M |
| Morgan Stanley | DOUBLED | +174.2% | $684.0K | $430.0K |
| UBS | DOUBLED | +3194.8% | $1.2M | $1.2M |
Actionable Insight
The cluster is passive-driven and lacks active-manager participation, reducing signal quality. Monitor for Q4 2025 13F filings to see if the buying persists or if active funds (e.g., healthcare specialists) initiate positions. The small market cap ($116M) and analyst consensus (82% bullish) suggest the stock is well-covered with positive sentiment, but passive inflows alone are unlikely to be a near-term catalyst.
Key Facts
- 3 passive institutions added $2.8M in Q3 2025 (Vanguard +$1.3M, UBS +$1.2M, Morgan Stanley +$430K)
- Zero institutional sellers in the detected cluster
- All three buyers are mega-passive firms (Vanguard, Morgan Stanley, UBS), not active managers
- GUTS market cap is $116M; the $4.9M in total holdings represents ~4.2% of the float
- Prior historical reports on GUTS show wide variance in T+20 outcomes (+40% to -15%) with a 50% win rate
Financial Impact
$2.8M net institutional buying concentrated in Vanguard (+$1.3M), UBS (+$1.2M), and Morgan Stanley (+$430K) — all passive/index fund additions
Risk Factors
- 13F data is 45+ days old — positions may have already been reversed
- All buying is from passive index funds, not active conviction managers
- Passive inflows can reverse during index rebalancing, adding volatility
- Stock is micro-cap ($116M), prone to large swings from small order flow
Market Snapshot
Documents Analyzed
This report is based on 1 institutional 13F filing from SEC EDGAR.
| Document | Accession Number |
|---|---|
| INST-CLUSTER Data (Synthetic) | inst-cluster-GUTS-2025-Q3 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
|
Jun 12, 2026
3d ago
|
Institutional Cluster
| $0.7265 awaiting T+1 | awaiting T+1 | — | — |
|
Jun 11, 2026
3d ago
|
Insider Cluster
| $0.7265 awaiting T+1 | awaiting T+1 | — | — |
|
Jun 11, 2026
3d ago
|
Institutional Cluster
| $0.7200 awaiting T+1 | awaiting T+1 | — | — |
|
Jun 4, 2026
11d ago
|
8-K
| $0.7340 $0.6790 | ▼ −7.49% | ▼ −4.89% | — |
|
Jun 4, 2026
11d ago
|
Press Release
| $0.7340 $0.6790 | ▼ −7.49% | ▼ −4.89% | — |
|
May 12, 2026
4w ago
|
8-K
| $0.9480 $0.9480 | · 0.00% | ▲ +0.00% | — |
|
May 12, 2026
4w ago
|
Press Release
| $0.9480 $0.9480 | · 0.00% | ▲ +0.00% | — |
|
May 11, 2026
5w ago
|
8-K
| $0.7690 $0.7340 | ▼ −4.55% | ▼ −4.41% | — |
|
May 11, 2026
5w ago
|
Press Release
| $0.7690 $0.7340 | ▼ −4.55% | ▼ −4.41% | — |
|
Apr 24, 2026
7w ago
|
DEFA14A
| $0.6530 $0.6560 | ▲ +0.46% | ▲ +0.94% | — |
US Market Status
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