Telemark Asset Management, LLC

BOSTON, MA · CIK 1420816 · 13F filing filed 2026-08-10

No investment adviser registration (Form ADV) found for this filer. It may be a parent company whose subsidiaries are the registered advisers, a bank or insurer, or a manager based outside the US.

Legal entityTelemark Asset Management, LLC (US)

$1.4bn reported value +27.9% vs Q1 2026

57positions

42.9%in top 10

6 new 9 added 5 reduced 2 sold out vs Q1 2026

Holdings, Q2 2026

The small lines show how much was held over the last 4 quarters (adjusted for stock splits).

#	Security	Ticker	Shares	Value	% of portfolio	Change	Shares change
1	NVIDIA CORPORATION COM NVDA	NVDA	600,000	$120.1m8.67%	8.67%	Unchanged
2	CAMECO CORP COM CCJ	CCJ	900,000	$91.7m6.62%	6.62%	Unchanged
3	NOVANTA INC COM NOVT	NOVT	425,000	$69.0m4.98%	4.98%	Added +50.0k	+50,000 13.3%
4	HEICO CORP NEW COM HEI	HEI	140,000	$49.9m3.60%	3.60%	Unchanged
5	MODERNA INC COM MRNA	MRNA	700,000	$49.0m3.54%	3.54%	Added +200.0k	+200,000 40.0%
6	TAIWAN SEMICONDUCTOR MFG LTD SPONSORED ADS TSM	TSM	100,000	$47.8m3.45%	3.45%	Unchanged
7	AMAZON COM INC COM AMZN	AMZN	200,000	$47.7m3.44%	3.44%	Unchanged
8	CORNING INC COM GLW	GLW	165,000	$42.1m3.05%	3.05%	Reduced -35.0k	-35,000 -17.5%
9	HALLIBURTON CO COM HAL	HAL	1,200,000	$40.7m2.94%	2.94%	Unchanged
10	TERADYNE INC COM TER	TER	75,000	$36.3m2.62%	2.62%	Added +5.0k	+5,000 7.1%
11	WASTE CONNECTIONS INC COM WCN	WCN	200,000	$33.3m2.41%	2.41%	Added +100.0k	+100,000 100.0%
12	HEICO CORP NEW CL A HEI.A	HEI.A	125,000	$32.2m2.33%	2.33%	Unchanged
13	CATERPILLAR INC COM CAT	CAT	30,000	$31.9m2.31%	2.31%	Unchanged
14	DIGITALOCEAN HLDGS INC COM DOCN	DOCN	200,000	$31.4m2.27%	2.27%	Unchanged
15	KOPIN CORP COM KOPN	KOPN	7,000,000	$31.4m2.27%	2.27%	Unchanged
16	CLEAN HARBORS INC COM CLH	CLH	100,000	$29.9m2.16%	2.16%	Unchanged
17	PALANTIR TECHNOLOGIES INC CL A PLTR	PLTR	250,000	$29.2m2.11%	2.11%	Added +50.0k	+50,000 25.0%
18	SCHLUMBERGER LTD COM STK SLB	SLB	600,000	$27.9m2.02%	2.02%	Unchanged
19	ANALOG DEVICES INC COM ADI	ADI	70,000	$27.8m2.01%	2.01%	Unchanged
20	AMERICAN SUPERCONDUCTOR CORP SHS NEW AMSC	AMSC	600,000	$24.9m1.80%	1.80%	Unchanged
21	TEXAS INSTRS INC COM TXN	TXN	80,000	$23.8m1.72%	1.72%	Unchanged
22	BAKER HUGHES COMPANY CL A BKR	BKR	400,000	$22.2m1.60%	1.60%	Unchanged
23	APPLIED MATLS INC COM AMAT	AMAT	30,000	$21.7m1.57%	1.57%	Reduced -10.0k	-10,000 -25.0%
24	FRANCO NEV CORP COM FNV	FNV	100,000	$20.8m1.51%	1.51%	Unchanged
25	ALLIENT INC COM ALNT	ALNT	200,000	$20.6m1.49%	1.49%	Added +50.0k	+50,000 33.3%
26	ASML HOLDING N V N Y REGISTRY SHS ASML	ASML	10,000	$19.9m1.44%	1.44%	Unchanged
27	ALMONTY INDS INC COM NEW ALM	ALM	1,200,000	$19.9m1.44%	1.44%	Unchanged
28	ANDERSEN GROUP INC CL A ANDG	ANDG	500,000	$18.9m1.36%	1.36%	Unchanged
29	MODINE MFG CO COM MOD	MOD	70,000	$18.7m1.35%	1.35%	Reduced -10.0k	-10,000 -12.5%
30	ALPHABET INC CAP STK CL A GOOGL	GOOGL	50,000	$17.9m1.29%	1.29%	Unchanged
31	GARMIN LTD SHS GRMN	GRMN	75,000	$17.8m1.29%	1.29%	Added +25.0k	+25,000 50.0%
32	LAM RESEARCH CORP COM NEW LRCX	LRCX	40,000	$17.3m1.25%	1.25%	Reduced -10.0k	-10,000 -20.0%
33	META PLATFORMS INC CL A META	META	30,000	$16.9m1.22%	1.22%	Unchanged
34	LIGHTPATH TECHNOLOGIES INC COM CL A LPTH	LPTH	1,025,000	$16.8m1.21%	1.21%	Added +640.0k	+640,000 166.2%
35	BWX TECHNOLOGIES INC COM BWXT	BWXT	80,000	$15.6m1.13%	1.13%	Reduced -20.0k	-20,000 -20.0%
36	OLD DOMINION FREIGHT LINE IN COM ODFL	ODFL	70,000	$15.2m1.10%	1.10%	New
37	BRIGHTVIEW HLDGS INC COM BV	BV	850,000	$12.0m0.87%	0.87%	Unchanged
38	D-WAVE QUANTUM INC COM QBTS	QBTS	500,000	$12.0m0.87%	0.87%	Unchanged
39	NEXTRACKER INC CLASS A COM NXT	NXT	100,000	$11.9m0.86%	0.86%	Unchanged
40	AXON ENTERPRISE INC COM AXON	AXON	20,000	$11.2m0.81%	0.81%	Unchanged
41	BIODESIX INC COM BDSX	BDSX	489,824	$11.0m0.80%	0.80%	Unchanged
42	KAROOOOO LTD ORD SHS KARO	KARO	215,150	$10.6m0.77%	0.77%	Unchanged
43	TWILIO INC CL A TWLO	TWLO	50,000	$10.3m0.75%	0.75%	Unchanged
44	APPLOVIN CORP COM CL A APP	APP	20,000	$10.3m0.74%	0.74%	Unchanged
45	SHOPIFY INC CL A SUB VTG SHS SHOP	SHOP	90,000	$10.3m0.74%	0.74%	Unchanged
46	TRIMBLE INC COM TRMB	TRMB	200,000	$10.2m0.74%	0.74%	Unchanged
47	HILLMAN SOLUTIONS CORP COM HLMN	HLMN	1,100,000	$9.3m0.67%	0.67%	Added +150.0k	+150,000 15.8%
48	ORMAT TECHNOLOGIES INC COM ORA	ORA	80,000	$8.7m0.63%	0.63%	Unchanged
49	CODEXIS INC COM CDXS	CDXS	3,846,411	$8.7m0.63%	0.63%	Unchanged
50	ROGERS CORP COM ROG	ROG	50,000	$8.2m0.59%	0.59%	New
51	FLEX LTD ORD FLEX	FLEX	50,000	$8.1m0.59%	0.59%	New
52	KNIGHT-SWIFT TRANSN HLDGS IN CL A KNX	KNX	100,000	$7.8m0.56%	0.56%	New
53	ASPEN AEROGELS INC COM ASPN	ASPN	1,000,000	$6.3m0.46%	0.46%	Unchanged
54	OVINTIV INC COM OVV	OVV	100,000	$5.3m0.38%	0.38%	Unchanged
55	NEXGEN ENERGY LTD COM NXE	NXE	500,000	$4.7m0.34%	0.34%	Unchanged
56	PATTERSON-UTI ENERGY INC COM PTEN	PTEN	500,000	$4.6m0.33%	0.33%	New
57	HELIOS TECHNOLOGIES INC COM HLIO	HLIO	50,000	$4.5m0.32%	0.32%	New

Sold out since Q1 2026

Security	Ticker	Shares held before	Value then
CAMTEK LTD CAMT	CAMT	70,000	$10.6m70.0k shares
ENERPAC TOOL GROUP CORP EPAC	EPAC	100,000	$3.6m100.0k shares

Stakes above 5%

Companies where this manager has reported owning more than 5% of a class of shares, on Schedule 13D (may seek influence) or 13G (passive): its latest filing for each, from 19 Dec 2024 on.

Company	Ticker	Stake	Change	Schedule	Last filed
CODEXIS INC CDXS · 13G · filed 2026-07-29	CDXS	7.3%≈ $17.7m	new	13G	2026-07-29
BIODESIX INC BDSX · 13G · filed 2026-01-26	BDSX	5.4%≈ $9.6m	+1.3 pts	13G	2026-01-26
ANDERSEN GROUP INC ANDG · 13G · filed 2026-08-03	ANDG	5.3%≈ $27.2m	new	13G	2026-08-03