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Side-by-side financial comparison of REPLIGEN CORP (RGEN) and TOWER SEMICONDUCTOR LTD (TSEM). Click either name above to swap in a different company.

TOWER SEMICONDUCTOR LTD is the larger business by last-quarter revenue ($351.2M vs $194.3M, roughly 1.8× REPLIGEN CORP). TOWER SEMICONDUCTOR LTD runs the higher net margin — 15.2% vs 4.3%, a 10.9% gap on every dollar of revenue. On growth, REPLIGEN CORP posted the faster year-over-year revenue change (14.8% vs -1.7%).

Repligen Corporation is a global life sciences company devoted to the development and commercialization of innovative bioprocessing technologies and systems that enable efficiencies in the process of manufacturing biological drugs.2025 The company is based in Waltham, Massachusetts,2014 and was incorporated in Delaware in 1981. A public company, Repligen is listed on the NASDAQ exchange under the symbol RGEN. As of 2025, Repligen employs over 1,900 employees globally and serves primarily biop...

Tower Semiconductor Ltd. is an Israeli company that manufactures integrated circuits using specialty process technologies, including SiGe, BiCMOS, Silicon Photonics, SOI, mixed-signal and RFCMOS, CMOS image sensors, non-imaging sensors, power management (BCD), and non-volatile memory (NVM) as well as MEMS capabilities. Tower Semiconductor also owns 51% of TPSCo, an enterprise with Nuvoton Technology Corporation Japan (NTCJ).

RGEN vs TSEM — Head-to-Head

Bigger by revenue
TSEM
TSEM
1.8× larger
TSEM
$351.2M
$194.3M
RGEN
Growing faster (revenue YoY)
RGEN
RGEN
+16.5% gap
RGEN
14.8%
-1.7%
TSEM
Higher net margin
TSEM
TSEM
10.9% more per $
TSEM
15.2%
4.3%
RGEN

Income Statement — Q1 FY2026 vs Q2 FY2024

Metric
RGEN
RGEN
TSEM
TSEM
Revenue
$194.3M
$351.2M
Net Profit
$8.3M
$53.4M
Gross Margin
55.7%
24.8%
Operating Margin
8.2%
15.7%
Net Margin
4.3%
15.2%
Revenue YoY
14.8%
-1.7%
Net Profit YoY
42.9%
4.4%
EPS (diluted)
$0.15
$0.48

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
RGEN
RGEN
TSEM
TSEM
Q1 26
$194.3M
Q4 25
$197.9M
Q3 25
$188.8M
Q2 25
$182.4M
Q1 25
$169.2M
Q4 24
$174.1M
Q3 24
$154.9M
Q2 24
$154.1M
$351.2M
Net Profit
RGEN
RGEN
TSEM
TSEM
Q1 26
$8.3M
Q4 25
$13.3M
Q3 25
$14.9M
Q2 25
$14.9M
Q1 25
$5.8M
Q4 24
$-30.3M
Q3 24
$-654.0K
Q2 24
$3.3M
$53.4M
Gross Margin
RGEN
RGEN
TSEM
TSEM
Q1 26
55.7%
Q4 25
52.5%
Q3 25
53.2%
Q2 25
50.0%
Q1 25
53.6%
Q4 24
26.1%
Q3 24
50.0%
Q2 24
49.8%
24.8%
Operating Margin
RGEN
RGEN
TSEM
TSEM
Q1 26
8.2%
Q4 25
9.0%
Q3 25
8.9%
Q2 25
7.6%
Q1 25
3.9%
Q4 24
-17.7%
Q3 24
-5.1%
Q2 24
1.0%
15.7%
Net Margin
RGEN
RGEN
TSEM
TSEM
Q1 26
4.3%
Q4 25
6.7%
Q3 25
7.9%
Q2 25
8.2%
Q1 25
3.4%
Q4 24
-17.4%
Q3 24
-0.4%
Q2 24
2.2%
15.2%
EPS (diluted)
RGEN
RGEN
TSEM
TSEM
Q1 26
$0.15
Q4 25
$0.24
Q3 25
$0.26
Q2 25
$0.26
Q1 25
$0.10
Q4 24
$-0.55
Q3 24
$-0.01
Q2 24
$0.06
$0.48

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
RGEN
RGEN
TSEM
TSEM
Cash + ST InvestmentsLiquidity on hand
$582.6M
$265.3M
Total DebtLower is stronger
Stockholders' EquityBook value
$2.5B
Total Assets
$2.9B
$3.0B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
RGEN
RGEN
TSEM
TSEM
Q1 26
$582.6M
Q4 25
$767.6M
Q3 25
$748.7M
Q2 25
$708.9M
Q1 25
$697.2M
Q4 24
$757.4M
Q3 24
$784.0M
Q2 24
$809.1M
$265.3M
Total Debt
RGEN
RGEN
TSEM
TSEM
Q1 26
Q4 25
$542.2M
Q3 25
$537.9M
Q2 25
Q1 25
Q4 24
$525.6M
Q3 24
Q2 24
Stockholders' Equity
RGEN
RGEN
TSEM
TSEM
Q1 26
Q4 25
$2.1B
Q3 25
$2.1B
Q2 25
$2.1B
Q1 25
$2.0B
Q4 24
$2.0B
Q3 24
$2.0B
Q2 24
$2.0B
$2.5B
Total Assets
RGEN
RGEN
TSEM
TSEM
Q1 26
$2.9B
Q4 25
$2.9B
Q3 25
$2.9B
Q2 25
$2.9B
Q1 25
$2.9B
Q4 24
$2.8B
Q3 24
$2.8B
Q2 24
$2.9B
$3.0B
Debt / Equity
RGEN
RGEN
TSEM
TSEM
Q1 26
Q4 25
0.26×
Q3 25
0.26×
Q2 25
Q1 25
Q4 24
0.27×
Q3 24
Q2 24

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

RGEN
RGEN

Product$194.2M100%
Royalty and other revenue$44.0K0%

TSEM
TSEM

Segment breakdown not available.

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