Stock Analysis
Data Source: SEC EDGAR 13F
Updated Hourly

Seaport Therapeutics Inc (SPTX)

52 + Investors. Track Smart Money conviction in SPTX. See who's accumulating, reducing, or initiating positions.

Current Price
-- USD
Analyst Target
-- (0 analysts)
Upside
0.00%

52+

Inst. Holders

Hedge Fund Ownership: SPTX

How many hedge funds hold SPTX — quarterly history vs. share price
Quarterly hedge fund ownership of SPTX vs. share price

Market Analysis: SPTX

Analyst Price Targets

Avg. Price Target
--

Analyst Recommendations

Stock Performance

Real-time

Company Profile: SPTX

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Institutional ownership data sourced from SEC EDGAR Form 13F-HR filings.

Is It Too Late to Buy Seaport Therapeutics Inc (SPTX) Based on Hedge Fund 13F Filings?

Signal Freshness measures how much SPTX has moved relative to its sector benchmark (XLV) since the 2026 Q3 13F filing. A stock that has barely outrun its sector is still a relatively fresh entry point — the fund's thesis has not yet been priced in by the broader market.

Since Quarter End September 30, 2026 · 45d ago
SPTX
-0.2%
XLV
+11.8%

SPTX outperformed XLV by -12.0% since September 30, 2026.

Since 13F Filing Date November 14, 2026 · 0d ago
SPTX
+0.0%
XLV
+0.0%

Since the filing became public, SPTX outperformed XLV by +0.0% .

Interpretation: The stock is tracking its sector benchmark closely. The signal remains fresh and the entry point is still near the fund's implied reference. Learn more →

Smart Money Signal ?
Limited Smart Money Interest

No strong consensus or elite conviction detected among institutional holders.

4 top-rated funds 3 high-conviction
Consensus
3.0
/ 10
breadth
×
Elite
2.9
/ 10
conviction
Hedge Fund Positioning: SPTX
2026 Q3 Stats Unlock in 5 days 52 + Investors

Track Smart Money conviction in SPTX. See who's accumulating, reducing, or initiating positions.

Metric All 13F Filers (2026 Q2) Prior (2026 Q1) Change
Funds Holding 52 0 100%
13F Shares 37M 0 100%
Total Value $784M $0 100%
New Positions 52 0 +52
Increased Positions 0 0 -
Closed Positions 0 0 -
Reduced Positions 0 0 -
Total Calls 0 0 -
Total Puts 0 0 -
PUT/CALL Ratio 0.0 0.0 Bullish

Statistics: SPTX

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Financial Highlights

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Institutional Holders (2026 Q3)

52 + investors

Explore institutional interest and hedge fund ownership dynamics. Analyze portfolio weights, new positions, and conviction trends in SPTX. Verified SEC 13F-HR filings.

QUARTER:
2026 Q3 filings are still coming in. Only funds that have filed so far are shown — top holders may not have reported yet. Full 13F data typically settles by ~50 days after quarter-end.
Top 25 SPTX holders by conviction (% of portfolio weight) — 2026 Q2 · Source: SEC Form 13F
# Investor % of Portfolio Shares Mkt Value
1 Siren, L.L.C. 0.52% 1,095,316 $22.1M
2 AdvisorShares Investments LLC 0.24% 94,000 $1.9M
3 Alps Advisors Inc 0.01% 70,921 $1.4M
4 Principal Financial Group Inc 0.00% 377,391 $7.6M
5 Quadrature Capital Ltd 0.00% 21,661 $437K
6 Jpmorgan Chase & Co 0.00% 1,596,602 $29.8M
7 Fmr LLC 0.00% 1,837,672 $37.1M
8 TD Asset Management Inc 0.00% 65,944 $1.2M
9 Ameritas Investment Partners, Inc. 0.00% 1,259 $25K
10 Police & Firemen's Retirement System of New Jersey 0.00% 3,342 $67K
11 Vanguard Fiduciary Trust Co 0.00% 97,970 $2.0M
12 HighTower Advisors, LLC 0.00% 16,666 $336K
13 Strs Ohio 0.00% 3,800 $77K
14 Vanguard Capital Management LLC 0.00% 597,558 $12.1M
15 Rhumbline Advisers 0.00% 11,677 $236K
16 Sterling Capital Management LLC 0.00% 391 $8K
17 Vanguard Portfolio Management LLC 0.00% 97,644 $2.0M
18 Deutsche Bank Ag\ 0.00% 12,024 $243K
19 Assetmark, Inc 0.00% 1,767 $36K
20 Global Retirement Partners, LLC 0.00% 171 $3K
21 Farther Finance Advisors, LLC 0.00% 334 $7K
22 Citigroup Inc 0.00% 6,820 $138K
23 UBS Group AG 0.00% 12,463 $251K
24 Jones Financial Companies Lllp 0.00% 4,171 $90K
25 BNP Paribas Financial Markets 0.00% 3,300 $67K
Investor Ownership
History 		% of Portfolio Prev % Rank Conviction Avg Buy Price 13F Score™ 3Y / 7Y Sell Timing Shares Mkt Value Change Change % Source Quarter Filed

Frequently Asked Questions — Seaport Therapeutics Inc (SPTX)

Is it too late to buy Seaport Therapeutics Inc (SPTX) following the 2026 Q3 hedge fund 13F filings?

As of today, SPTX has moved +0.0% since the 2026 Q3 13F filing date (November 14, 2026), compared to +0.0% for the XLV sector ETF — an outperformance of +0.0%. Since the quarter end (September 30, 2026), SPTX has gained -0.2% vs +11.8% for XLV. The stock is tracking its sector benchmark closely. The signal remains fresh and the entry point is still near the fund's implied reference.

Where does this institutional ownership data come from?

All holdings data is sourced from SEC Form 13F filings, which institutional investment managers with over $100 million in assets are required to submit quarterly. Data is parsed directly from SEC EDGAR.

Disclaimer: The information on this page is for informational purposes only and does not constitute investment advice, a recommendation, or an offer to buy or sell any security. Institutional holdings data is sourced from SEC Form 13F filings and reflects positions as of the filing date. Past performance of any fund or portfolio is not indicative of future results. 13Foresight is not a registered investment adviser. Always conduct your own due diligence before making investment decisions.

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