Tourmaline Bio, Inc.
TRMLNASDAQHealthcare
$47.98
+$0.00(+0.00%)
Market Cap$1.2B
P/E Ratio—
52W High$48.27
52W Low$11.56
Tourmaline Bio, Inc. (TRML) Stock Price History
Key milestones, OHLCV table, annual returns, peers & What If.
trml · EOD price history · split-adj. · FMP · as of Oct 30, 2025
5-Year High5Y
$187.60
Jun 9, 2021
-74.4% from here
5-Year Low5Y
$8.90
Dec 28, 2022
+439.1% from low
IPO Priceadj.
$162.50
May 7, 2021
-70.5% since IPO
1 Year Ago
$18.88
Jun 9, 2025
+154.1% in 1Y
5 Years Ago
$179.10
Jun 8, 2021
-73.2% in 5Y
10 Years Ago
—
—
+0.0% in 10Y
Historical Price Data · TRML
| Date↓ | Open↕ | High↕ | Low↕ | Close↕ | Close (Unadj.) ⓘ | Volume↕ | Change %↕ |
|---|---|---|---|---|---|---|---|
| Oct 30, 2025 | $47.98 | $47.98 | $47.98 | $47.98 | $47.98 | 0K | +0.00% |
| Oct 29, 2025 | $47.98 | $47.98 | $47.98 | $47.98 | $47.98 | 0K | +0.00% |
| Oct 28, 2025 | $47.98 | $47.98 | $47.98 | $47.98 | $47.98 | 0K | +0.00% |
| Oct 27, 2025 | $47.98 | $48.00 | $47.98 | $47.98 | $47.98 | 784K | +0.00% |
| Oct 24, 2025 | $47.97 | $47.98 | $47.97 | $47.98 | $47.98 | 629K | +0.02% |
| Oct 23, 2025 | $47.96 | $47.99 | $47.95 | $47.96 | $47.96 | 1.1M | +0.00% |
| Oct 22, 2025 | $47.96 | $48.00 | $47.94 | $47.97 | $47.97 | 2.4M | +0.02% |
| Oct 21, 2025 | $47.90 | $47.94 | $47.90 | $47.91 | $47.91 | 451K | +0.02% |
| Oct 20, 2025 | $47.90 | $47.95 | $47.88 | $47.93 | $47.93 | 1.4M | +0.06% |
| Oct 17, 2025 | $47.89 | $47.92 | $47.88 | $47.90 | $47.90 | 460K | +0.02% |
| Oct 16, 2025 | $47.91 | $47.92 | $47.89 | $47.90 | $47.90 | 345K | -0.02% |
| Oct 15, 2025 | $47.89 | $47.92 | $47.88 | $47.89 | $47.89 | 594K | +0.00% |
| Oct 14, 2025 | $47.85 | $47.92 | $47.81 | $47.88 | $47.88 | 582K | +0.06% |
| Oct 13, 2025 | $47.87 | $47.91 | $47.86 | $47.91 | $47.91 | 250K | +0.08% |
| Oct 10, 2025 | $47.87 | $47.90 | $47.85 | $47.87 | $47.87 | 738K | +0.00% |
| Oct 9, 2025 | $47.91 | $47.92 | $47.83 | $47.85 | $47.85 | 539K | -0.13% |
| Oct 8, 2025 | $47.90 | $47.92 | $47.85 | $47.89 | $47.89 | 400K | -0.02% |
| Oct 7, 2025 | $47.88 | $47.91 | $47.86 | $47.89 | $47.89 | 396K | +0.02% |
| Oct 6, 2025 | $47.90 | $47.90 | $47.83 | $47.87 | $47.87 | 316K | -0.06% |
| Oct 3, 2025 | $47.88 | $47.90 | $47.84 | $47.90 | $47.90 | 381K | +0.04% |
Showing 1–20 of 1,105 records
Annual Stock Price Performance · TRML
Jan 1 → Dec 31 · 5 years2025+133.9%$20.51 → $47.98
+133.9%
2024-22.5%$26.18 → $20.28
-22.5%
2023+142.4%$10.80 → $26.18
+142.4%
2022-93.5%$155.90 → $10.20
-93.5%
2021-15.4%$180.70 → $152.90
-15.4%
Best Year2023 · +142.4%
Worst Year2022 · -93.5%
Positive Years2 / 5
Avg Annual Return+29.0%
5Y Total Return-73.4%
5Y CAGR~-23.3% / yr
Similar Companies in Healthcare
View sector
Eli Lilly and Company
LLY.TO
$41.30+0.00%
Mkt Cap $1.43T
Eli Lilly and Company
LLY
$1,149.15+0.00%
Mkt Cap $1.08T
Johnson & Johnson
JNJ
$232.16+0.00%
Mkt Cap $558.9B
AbbVie Inc.
ABBV
$223.07+0.00%
Mkt Cap $394.1B
UnitedHealth Group Incorporated
UNH
$406.57+0.00%
Mkt Cap $369.2B
Merck & Co., Inc.
MRK
$119.52+0.00%
Mkt Cap $295.2B
AstraZeneca PLC
AZN
$181.55+0.00%
Mkt Cap $281.6B
Novartis AG
NVS
$146.42+0.00%
Mkt Cap $279.4B
Amgen Inc.
AMGN
$345.73+0.00%
Mkt Cap $186.6B
Novo Nordisk A/S
NVO
$41.02+0.00%
Mkt Cap $182.3BWhat If You Invested in TRML?
If you invested $1,000 in TRML at IPO (split-adj.) — how much would it be worth today?
INVESTED$1,000
→TODAY WORTH$295
Total Return-70.5%
CAGR~-21.6% / yr
Profit$-705
Based on May 7, 2021 · $162.50Split & dividend adjustedNo fees assumed
Want a detailed breakdown?
Try the full calculator with custom amounts, dates & DRIP.
Full Calculator →Try the full calculator with custom amounts, dates & DRIP.
About Price History & OHLCV Data
Tourmaline Bio, Inc. (TRML) is classified under Healthcare and trades on NASDAQ. The quote snapshot on this page shows a last price of $47.98. Use the chart and OHLCV table below for open, high, low, close and volume over time.
Annual performance bars, similar companies in the same sector, and the What If calculator help you explore long-horizon returns without leaving this tab. Figures use split-adjusted end-of-day prices where noted; this content is informational, not investment advice.
Data: FMP EOD · split-adjusted where noted · not investment advice
Frequently Asked Questions
TRML price history · 5 questionsEnd-of-day prices are sourced from market data providers (Financial Modeling Prep). Corporate actions such as splits may be reflected in adjusted series; always verify critical values with your broker or official filings.
TRML historical stock pricesFMP EOD datasplit-adjusted OHLCV